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IC-M700TY
Icom IC-M700TY Service Manual
120 pages
Manual
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2
Table of Contents
Assistance
2
Ordering Parts
2
Table of Contents
3
Specifications
5
Outside and Inside Views
6
Front/Rear Panel
6
Inside Top View (Main Unit)
7
Transmit Mode
7
Receive Mode
8
Miscellaneous
9
Inside Bottom View (PLL Unit)
10
Inside Bottom View (Logic Unit and Filter Unit)
11
RF Unit
12
PA Unit
12
Block Diagram
13
Circuit Description
15
Receiver Circuits
15
RF Circuits (RF Unit)
15
9.0115 Mhz if Circuit
15
Detector Circuit and AF Preamplifier
16
Noise Blanker Circuit (Main Unit)
16
AGC Circuit (Main Unit)
16
Squelch and Receive Indicator Circuits (Main Unit)
16
Transmitter Circuits
17
AF Power Amplifier (Main Unit)
17
9.0115Mhz if Circuit and Balanced Modulator
17
PA Protection Circuit (RF Unit)
18
Thermal Protection Circuit
18
Antenna Switching Circuit
19
Filter Circuit
19
PA Circuit and Bias Circuit
19
ALC Circuit (Main Unit)
20
Keying Circuit
20
Power down Circuit
20
Alarm Circuit
20
PLL Circuits
21
Power Supply Circuit
21
Tone Generator Circuit
21
MIC Circuits
21
Logic Circuit
22
Reference Oscillator Circuit
22
2Nd/3Rd lo Circuit
22
Mute Circuit
22
Circuits on the Front Panel (Display and Matrix Units)
23
Mechanical Parts and Disassembly
24
Frame Disassembly
24
Front Panel Disassembly
26
Rear Panel Disassembly
28
Front Panel Connector Connections (Display Unit and Matrix Unit)
29
Main Unit Connector Connections
30
Logic-Pll Unit and Filter Unit Connector Connections
31
RF Unit Connector Connections
32
Rear Panel Connector Connections
32
Maintenance and Adjustment
33
Preparation before Servicing
33
PLL Adjustment
34
PLL Unit
35
Main Unit Adjustment
36
Main Unit
37
Receiver Adjustment
38
PA Unit Adjustment
40
Rear Chassis
41
Transmitter Adjustment
42
Voltage/Circuit Diagrams
46
Front Unit (Matrix)
46
Front Unit (Display)
47
Front Unit (Switch)
48
Filter Unit
51
RAM Unit
54
Logic Unit
55
PA Unit and Other Unit
59
Board Layout
60
Inter Connection
60
Front Unit (Display and Channel Switch)
64
Channel Switch Unit
65
Display Unit
65
Parts List
85
Schematic Diagram
111
Other manuals for Icom IC-M700TY
Instruction Manual
20 pages
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Icom IC-M700TY Specifications
General
Type
Marine SSB Transceiver
Frequency Range
1.6 - 30 MHz
Power Output
150 W (PEP)
Power Supply
13.8 V DC
Modes
CW
Receiver Sensitivity
0.5 µV (SSB, 10dB S/N)
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